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VALIDATED
SIMON CONTRACTORS OF SOUTH DAKOTA INC
Trust Score
Excellent
Why this score?
Company CheckSIMON CONTRACTORS OF SOUTH DAKOTA INC · DOT 1521310
DBA: HILLS MATERIALS COMPANY
3975 STURGIS ROAD, RAPID CITY, SD, 57702
CARRIER
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Due-diligence certificate
48
Power Units
55
Drivers
1
Crashes (24-Month)
$1,000,000
Insurance
Not Rated
Safety Rating
25
Inspections
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Deep records on this carrier, only on LoadWrap
Public record
6 events tracked · latest Jul 23, 2026 ↓ Show details ↓Safety & compliance 5
- Apr 15, 2026Clean roadside inspection, no violations.
- Dec 17, 2025Clean roadside inspection, no violations.
- Dec 16, 2025Roadside inspection, 2 violations (no OOS).
- Sep 25, 2025Clean roadside inspection, no violations.
- Jul 25, 2024Crash reported (no fatalities).
Insurance 1
- CurrentActive insurance on file ($1,000,000).
Public FMCSA record · blue clean · orange change · red risk.
Company Information
Legal NameSIMON CONTRACTORS OF SOUTH DAKOTA INC
DBA NameHILLS MATERIALS COMPANY
DOT Number1521310
MC Number890875
Entity TypeCarrier
Operating StatusA - Active
LocationRapid City, South Dakota
Added06/26/2006
MCS-15010/29/2025
Contact Details
PhoneSign in to view
EmailSign in to view
Physical Address3975 STURGIS ROAD, RAPID CITY, SD, 57702
Mailing AddressPO BOX 2720, RAPID CITY, SD, 57709
Other Companies at This Address
Address3975 STURGIS ROAD, RAPID CITY, SD 57702
1
Others here
1
Distinct phones
1
Active
| Company | DOT | Phone | Status |
|---|---|---|---|
| SIMON CONTRACTORS OF SOUTH DAKOTA INC this company | 1521310 | Sign in | Active |
| HILLS MATERIALS COMPANY | 157744 | Sign in | Inactive |
Note: sharing an address is legal and common (registered agents, virtual offices, business centers). A shared address never reduces the Trust Score.
Operating Authorities
Authority TypePRIVATE PROPERTY;AUTHORIZED FOR HIRE
Carrier OperationA - Interstate
DocketMC890875
CommonActive
ContractNot Active
BrokerNot Active
Operating11 years
Operation Classification
Authorized For HirePrivate (Property) Hazardous Materials Passenger Carrier
SMS BASIC Scores
FMCSA safety categories, last 24 months. Above Cutoff = FMCSA flags a problem · Below cutoff = within limits · Clean = no violations.
Unsafe Driving
measure .19 · 1 insp with violations
Below cutoff
Hours-of-Service Compliance
measure 0 · 0 insp with violations
Clean
Driver Fitness
measure 0 · 0 insp with violations
Clean
Controlled Substances / Alcohol
measure 0 · 0 insp with violations
Clean
Vehicle Maintenance
measure 4.57 · 4 insp with violations
Below cutoff
Source: FMCSA SMS, updated monthly.
Mileage
Annual Mileage1,389,000 miles
Mileage Year2023
VMT SourceMCS-150 Form
Drivers
55
Interstate
0
Intrastate
0
CDL
55
Total
Interstate >100mi0
Interstate <100mi0
Intrastate >100mi0
Intrastate <100mi0
Equipment
No equipment breakdown on file with FMCSA.
HazMatYes
Safety Summary
Safety RatingNot Rated
Total Crashes (24-mo)1
Fatal0
Driver OOS0.0% avg 5.5%
Vehicle OOS10.0% avg 20.7%
SmartWay PartnerNo
Insurance
Amount$1,000,000
Type91X
VerifiedFMCSA · 06/28/2026
CompanyLIBERTY MUTUAL FIRE INSURANCE CO.
Policy #AS2-631-004090-86
Last checked07/23/2026
Quick Facts
StatusActive
TypeCarrier
Fleet48 units
Drivers55
Mileage1,389,000 mi
Operating11 years
MCS-15010/2025
Safety & Inspection Data
Crash Summary
Total Crashes (24-mo)1
Fatal0
Injury0
Tow-Away1
Driver Inspections
Total15
Out of Service0
OOS Rate0.0%
National Avg5.5%
Below National Average
Vehicle Inspections
Total10
Out of Service1
OOS Rate10.0%
National Avg20.7%
Below National Average
HazMat Inspections
Total2
OOS0
OOS Rate0.0% (avg 4.5%)
Safety Trends by Year
Roadside inspections and crashes on file, year over year. The red portion of each inspection bar is the out-of-service share; ▲/▼ compares to the prior year.
Inspections · red = OOS
2023
3 · 1 OOS -
2024
9 · 1 OOS =
2025
7 · 0 OOS ▼
2026
1 · 0 OOS =
Crashes
2023
0 crashes -
2024
1 crash ▲
2025
0 crashes ▼
2026
0 crashes =
Based on FMCSA crash and roadside inspection records (rolling 3-year window). The latest year may be partial.
Out-of-Service Summary Last 24 months
Live FMCSA roadside inspections through Apr 2026, 12 inspections, 0 resulted in out-of-service (0% OOS rate).
Clean, no out-of-service violations in the last 24 months.
Live FMCSA roadside inspection records, refreshed monthly.
Crash Records (1)
Full crash history on file (all years), newest first. This list may show more than the headline Crashes figure above, because that figure follows the official FMCSA 24-month SMS window used for the Trust Score, older crashes still appear here for transparency.
| Date | Location | State | Fatal | Injuries | Tow | Vehicles | Weather | Road | Light |
|---|---|---|---|---|---|---|---|---|---|
| 07/25/2024 | RURAL | SD | 0 | 0 | 1 | 1 | Clear | Ice | Daylight |
Roadside Violations by Safety Category Last 24 months
15 roadside violations across 12 inspections, grouped into FMCSA safety-behavior categories. The shaded portion shows how many were serious enough to result in an out-of-service order.
ViolationsOut-of-service
Vehicle Maintenance
8 violations · 0 OOS
Unsafe Driving
7 violations · 0 OOS
Categories follow FMCSR violation parts (Part 393/396 = Vehicle Maintenance, Part 395 = HOS; "Other" = general/administrative parts such as 390). Raw violation counts and out-of-service results, not FMCSA percentile rankings, which are not published for property carriers.
Inspection Records (20)
| Date | State | Level | Location | Violations | OOS | Driver Viol | Driver OOS | Vehicle Viol | Vehicle OOS | HazMat | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 04/15/2026 | NE | Driver-Only (Level III) | CHADRON NE | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 12/17/2025 | NE | Driver-Only (Level III) | ON UNNAMED STREET, 193 FEET NO | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 12/16/2025 | WY | Walk-Around (Level II) | MOORCROFT REST AREA | 2 | 0 | 0 | 0 | 2 | 0 | - | ▲Detail |
| 09/25/2025 | SD | Walk-Around (Level II) | TILFORD SD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 06/25/2025 | CO | Driver-Only (Level III) | FORT COLLINS CO | 1 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 06/03/2025 | SD | Full (Level I) | STURGIS SD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 04/03/2025 | SD | Walk-Around (Level II) | TILFORD SD | 1 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/05/2025 | SD | Driver-Only (Level III) | RAPID CITY SD | 5 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 10/15/2024 | SD | Walk-Around (Level II) | HOT SPRINGS SD | 3 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 09/30/2024 | SD | Driver-Only (Level III) | RAPID CITY SD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 08/14/2024 | SD | Walk-Around (Level II) | TILFORD SD | 3 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 07/31/2024 | SD | Walk-Around (Level II) | PIEDMONT SD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 06/11/2024 | SD | Walk-Around (Level II) | SIOUX FALLS SD | 1 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 06/11/2024 | SD | Full (Level I) | RAPID CITY SD | 2 | 1 | 0 | 0 | 0 | 1 | - | ▲Detail |
| 06/11/2024 | SD | Walk-Around (Level II) | RAPID CITY SD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/27/2024 | SD | Driver-Only (Level III) | TILFORD SD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/18/2024 | US | Full (Level I) | TILFORD SD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 12/08/2023 | SD | Driver-Only (Level III) | OELRICHS SD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 10/31/2023 | SD | Driver-Only (Level III) | RAPID CITY SD | 1 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 08/10/2023 | WY | Full (Level I) | SUNDANCE POE | 4 | 1 | 0 | 0 | 4 | 1 | - | ▲Detail |
Detailed Inspection Report
Safety Performance Percentiles
FMCSA SMS percentile rankings. Higher percentile = worse performance relative to peers.
Total Inspections15
Unsafe Driving
1 viols
Vehicle Maintenance
4 viols
Licensing & Insurance
| Form | Type | Insurance Company | Policy | Coverage | Effective | Cancel Date | Method |
|---|---|---|---|---|---|---|---|
| 91X | BIPD/Primary | LIBERTY MUTUAL FIRE INSURANCE CO. | AS2-631-004090-86 | $1,000,000 | 04/01/2014 | 04/01/2015 | Replaced |
| 91X | BIPD/Primary | LIBERTY MUTUAL FIRE INSURANCE CO. | AS2-631-004090-86 | $1,000,000 | 04/01/2014 | 06/22/2015 | Name Changed |
No active insurance policies.
| Docket | Type | Action | Served | Disposition | Disp Date |
|---|---|---|---|---|---|
| MC890875 | MOTOR PROPERTY COMMON CARRIER | GRANTED | 12/01/2014 | - | - |
| MC890875 | COMMON | INVOLUNTARY REVOCATION | 05/18/2015 | DISCONTINUED REVOCATION | 06/03/2015 |
| MC890875 | COMMON | INVOLUNTARY REVOCATION | 04/05/2022 | DISCONTINUED REVOCATION | 05/16/2022 |
No revocation records.
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